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Revert "Revert Allow some intrinsics in Tier0" #82354

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Merged
EgorBo merged 5 commits into from
Feb 20, 2023
Merged

Revert "Revert Allow some intrinsics in Tier0" #82354

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817bd54
Allow some intrinsics in Tier0 #2
EgorBo Feb 18, 2023
f171c31
Address feedback
EgorBo Feb 19, 2023
8e59f12
fix tier1 tp regressions
EgorBo Feb 19, 2023
24e24c9
Update importer.cpp
EgorBo Feb 19, 2023
0f5ff19
Update importer.cpp
EgorBo Feb 19, 2023
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7 changes: 5 additions & 2 deletions src/coreclr/jit/importer.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -7827,8 +7827,11 @@ void Compiler::impImportBlockCode(BasicBlock* block)
op1->gtFlags |= GTF_RELOP_NAN_UN | GTF_UNSIGNED;
}

// See if we can optimize type comparisons
op1 = gtFoldTypeCompare(op1);
// See if we can optimize type comparisons, IsCall() checks for better TP
if (op1->gtGetOp1()->IsCall() && op1->gtGetOp2()->IsCall())
{
op1 = gtFoldTypeCompare(op1);
}

// Fold result, if possible.
op1 = gtFoldExpr(op1);
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